MAUDE Adverse Event Report: OLYMPUS MEDICAL PRODUCTS CZECH, SPOL. S R.O. HF-RESECTION ELECTRODE "PLASMALOOP ¿ LARGE, 30°", LARGE LOOP, 24 FR., 12°-30°, F; WA47507S

Model Number	WA47507S
Medical Device Problem Codes	Break (1069); Detachment of Device or Device Component (2907)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	02/18/2026
Type of Reportable Event	Malfunction
Event or Problem Description
It was reported that during a tcr, therapeutic procedure the plasma loop fell into the patient's uterus.The fallen device flowed out of the body with the irrigation fluid and has been retrieved and no additional device was used.The procedure was completed with an olympus back-up device with a delay of less than 30 minutes without any reports of harm.
Additional Manufacturer Narrative
The investigation is ongoing.A supplemental report will be submitted when the investigation is completed or if additional information becomes available.
Additional Manufacturer Narrative
The device was returned to olympus for inspection.A root cause could not be identified.Based on the results of the investigation, the most probable cause of this complaint is traced to cause traced to component failure expected or random component failure without any design or manufacturing issue.Should additional relevant information become available, a supplemental report will be submitted.Olympus will continue to monitor field performance for this device.
Event or Problem Description
No additional information provided by the customer.

• Brand Name: HF-RESECTION ELECTRODE "PLASMALOOP ¿ LARGE, 30°", LARGE LOOP, 24 FR., 12°-30°, F
• Common Device Name: WA47507S
• Manufacturer (Section D): OLYMPUS MEDICAL PRODUCTS CZECH, SPOL. S R.O.; telickova 457/29; prerov 75124 ; EZ 75124
• Manufacturer (Section G): OLYMPUS MEDICAL PRODUCTS CZECH, SPOL. S R.O.; telickova 457/29; prerov 75124 ; EZ 75124
• Manufacturer Contact: todd brill ; 801 west park drive; westborough, MA 01581 ; 5082077661
• MDR Report Key: 24507450
• Report Number: 3007960282-2026-00040
• Device Sequence Number: 13290676
• Product Code: JOS
• UDI-Device Identifier: 14042761085073
• UDI-Public: 14042761085073
• Combination Product (Y/N): N
• Initial Reporter Country: JA
• PMA/510(K) Number: K161600
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,User Facility
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 04/20/2026

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Health Professional
• Device Model Number: WA47507S
• Device Lot Number: 1000187678
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 03/04/2026
• Type of Report(Section G): Initial
• Initial Date Received by Manufacturer: 02/20/2026
• Supplement Date Received by Manufacturer: 03/23/2026
• Initial Report FDA Received Date: 03/04/2026
• Supplement Report FDA Received Date: 04/20/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 03/07/2025
• Is the Device Labeled for Single Use? (Y/N): Yes
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Initial
• Patient Sequence Number: 1
• Patient Sex: Unknown